| | |
| | | import { PluggableList } from "unified" |
| | | import matter from "gray-matter" |
| | | import remarkFrontmatter from 'remark-frontmatter' |
| | | import { QuartzTransformerPlugin } from "../types" |
| | | import yaml from 'js-yaml' |
| | | |
| | | export interface Options { |
| | | language: 'yaml' | 'toml', |
| | |
| | | delims: '---' |
| | | } |
| | | |
| | | export class FrontMatter extends QuartzTransformerPlugin { |
| | | name = "FrontMatter" |
| | | opts: Options |
| | | export const FrontMatter: QuartzTransformerPlugin<Partial<Options> | undefined> = (userOpts) => { |
| | | const opts = { ...defaultOptions, ...userOpts } |
| | | return { |
| | | name: "FrontMatter", |
| | | markdownPlugins() { |
| | | return [ |
| | | remarkFrontmatter, |
| | | () => { |
| | | return (_, file) => { |
| | | const { data } = matter(file.value, { |
| | | ...opts, |
| | | engines: { |
| | | yaml: s => yaml.load(s, { schema: yaml.JSON_SCHEMA }) as object |
| | | } |
| | | }) |
| | | |
| | | constructor(opts?: Options) { |
| | | super() |
| | | this.opts = { ...defaultOptions, ...opts } |
| | | } |
| | | if (data.tags && !Array.isArray(data.tags)) { |
| | | data.tags = data.tags.toString().split(",").map((tag: string) => tag.trim()) |
| | | } |
| | | |
| | | markdownPlugins(): PluggableList { |
| | | return [ |
| | | remarkFrontmatter, |
| | | () => { |
| | | return (_, file) => { |
| | | const { data } = matter(file.value, this.opts) |
| | | |
| | | // fill in frontmatter |
| | | file.data.frontmatter = { |
| | | title: file.stem ?? "Untitled", |
| | | tags: [], |
| | | ...data |
| | | // fill in frontmatter |
| | | file.data.frontmatter = { |
| | | title: file.stem ?? "Untitled", |
| | | tags: [], |
| | | ...data |
| | | } |
| | | } |
| | | } |
| | | } |
| | | ] |
| | | } |
| | | |
| | | htmlPlugins(): PluggableList { |
| | | return [] |
| | | ] |
| | | }, |
| | | } |
| | | } |
| | | |